Huihyeon (희현; formerly known as Cathy) is a South Korean rapper under MBK Entertainment. She is the leader and main rapper of the girl group DIA and a member of its sub-unit BCHCS.


2015: DIA

On September 14, 2015, she debuted as a member of the girl group DIA, under the stage name Cathy, with the release of their first studio album Do It Amazing.

2016: Produce 101 and BCHCS

In 2016, she became a contestant on Mnet's new survival reality show Produce 101, alongside fellow member Chaeyeon. She was eliminated on episode 11, after ranking 19th place.[1] After the end of the show, she changed her stage name to Huihyeon.

On December 29, 2016, she debuted in DIA's first sub-unit, BCHCS.




Reality shows

Variety shows

  • Get It Beauty (OnStyle, 2016)
  • Star King (SBS, 2016) - ep. 452
  • Happy Together (KBS, 20160 - ep. 474



  1. Produce 101: Episode 1-11

Official links

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